/* Copyright (C) 2005 Free Software Foundation, Inc.
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/* Copyright (C) 2005 Free Software Foundation, Inc.
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This file is part of GCC.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify
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GCC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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any later version.
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GCC is distributed in the hope that it will be useful,
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GCC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING. If not, write to
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along with GCC; see the file COPYING. If not, write to
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the Free Software Foundation, 51 Franklin Street, Fifth Floor,
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the Free Software Foundation, 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA. */
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Boston, MA 02110-1301, USA. */
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/* As a special exception, if you include this header file into source
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/* As a special exception, if you include this header file into source
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files compiled by GCC, this header file does not by itself cause
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files compiled by GCC, this header file does not by itself cause
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the resulting executable to be covered by the GNU General Public
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the resulting executable to be covered by the GNU General Public
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License. This exception does not however invalidate any other
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License. This exception does not however invalidate any other
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reasons why the executable file might be covered by the GNU General
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reasons why the executable file might be covered by the GNU General
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Public License. */
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Public License. */
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/*
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/*
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* Draft C Extension to support decimal floating-pointing arithmetic:
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* Draft C Extension to support decimal floating-pointing arithmetic:
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* Characteristics of decimal floating types <decfloat.h>
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* Characteristics of decimal floating types <decfloat.h>
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*/
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*/
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#ifndef _DECFLOAT_H___
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#ifndef _DECFLOAT_H___
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#define _DECFLOAT_H___
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#define _DECFLOAT_H___
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/* Number of base-FLT_RADIX digits in the significand, p. */
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/* Number of base-FLT_RADIX digits in the significand, p. */
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#undef DEC32_MANT_DIG
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#undef DEC32_MANT_DIG
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#undef DEC64_MANT_DIG
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#undef DEC64_MANT_DIG
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#undef DEC128_MANT_DIG
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#undef DEC128_MANT_DIG
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#define DEC32_MANT_DIG __DEC32_MANT_DIG__
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#define DEC32_MANT_DIG __DEC32_MANT_DIG__
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#define DEC64_MANT_DIG __DEC64_MANT_DIG__
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#define DEC64_MANT_DIG __DEC64_MANT_DIG__
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#define DEC128_MANT_DIG __DEC128_MANT_DIG__
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#define DEC128_MANT_DIG __DEC128_MANT_DIG__
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/* Minimum exponent. */
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/* Minimum exponent. */
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#undef DEC32_MIN_EXP
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#undef DEC32_MIN_EXP
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#undef DEC64_MIN_EXP
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#undef DEC64_MIN_EXP
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#undef DEC128_MIN_EXP
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#undef DEC128_MIN_EXP
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#define DEC32_MIN_EXP __DEC32_MIN_EXP__
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#define DEC32_MIN_EXP __DEC32_MIN_EXP__
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#define DEC64_MIN_EXP __DEC64_MIN_EXP__
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#define DEC64_MIN_EXP __DEC64_MIN_EXP__
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#define DEC128_MIN_EXP __DEC128_MIN_EXP__
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#define DEC128_MIN_EXP __DEC128_MIN_EXP__
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/* Maximum exponent. */
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/* Maximum exponent. */
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#undef DEC32_MAX_EXP
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#undef DEC32_MAX_EXP
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#undef DEC64_MAX_EXP
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#undef DEC64_MAX_EXP
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#undef DEC128_MAX_EXP
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#undef DEC128_MAX_EXP
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#define DEC32_MAX_EXP __DEC32_MAX_EXP__
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#define DEC32_MAX_EXP __DEC32_MAX_EXP__
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#define DEC64_MAX_EXP __DEC64_MAX_EXP__
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#define DEC64_MAX_EXP __DEC64_MAX_EXP__
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#define DEC128_MAX_EXP __DEC128_MAX_EXP__
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#define DEC128_MAX_EXP __DEC128_MAX_EXP__
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/* Maximum representable finite decimal floating-point number
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/* Maximum representable finite decimal floating-point number
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(there are 6, 15, and 33 9s after the decimal points respectively). */
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(there are 6, 15, and 33 9s after the decimal points respectively). */
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#undef DEC32_MAX
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#undef DEC32_MAX
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#undef DEC64_MAX
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#undef DEC64_MAX
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#undef DEC128_MAX
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#undef DEC128_MAX
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#define DEC32_MAX __DEC32_MAX__
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#define DEC32_MAX __DEC32_MAX__
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#define DEC64_MAX __DEC64_MAX__
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#define DEC64_MAX __DEC64_MAX__
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#define DEC128_MAX __DEC128_MAX__
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#define DEC128_MAX __DEC128_MAX__
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/* The difference between 1 and the least value greater than 1 that is
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/* The difference between 1 and the least value greater than 1 that is
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representable in the given floating point type. */
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representable in the given floating point type. */
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#undef DEC32_EPSILON
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#undef DEC32_EPSILON
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#undef DEC64_EPSILON
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#undef DEC64_EPSILON
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#undef DEC128_EPSILON
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#undef DEC128_EPSILON
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#define DEC32_EPSILON __DEC32_EPSILON__
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#define DEC32_EPSILON __DEC32_EPSILON__
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#define DEC64_EPSILON __DEC64_EPSILON__
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#define DEC64_EPSILON __DEC64_EPSILON__
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#define DEC128_EPSILON __DEC128_EPSILON__
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#define DEC128_EPSILON __DEC128_EPSILON__
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/* Minimum normalized positive floating-point number. */
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/* Minimum normalized positive floating-point number. */
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#undef DEC32_MIN
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#undef DEC32_MIN
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#undef DEC64_MIN
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#undef DEC64_MIN
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#undef DEC128_MIN
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#undef DEC128_MIN
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#define DEC32_MIN __DEC32_MIN__
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#define DEC32_MIN __DEC32_MIN__
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#define DEC64_MIN __DEC64_MIN__
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#define DEC64_MIN __DEC64_MIN__
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#define DEC128_MIN __DEC128_MIN__
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#define DEC128_MIN __DEC128_MIN__
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/* Minimum denormalized positive floating-point number. */
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/* Minimum denormalized positive floating-point number. */
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#undef DEC32_DEN
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#undef DEC32_DEN
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#undef DEC64_DEN
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#undef DEC64_DEN
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#undef DEC128_DEN
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#undef DEC128_DEN
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#define DEC32_DEN __DEC32_DEN__
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#define DEC32_DEN __DEC32_DEN__
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#define DEC64_DEN __DEC64_DEN__
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#define DEC64_DEN __DEC64_DEN__
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#define DEC128_DEN __DEC128_DEN__
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#define DEC128_DEN __DEC128_DEN__
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/* The floating-point expression evaluation method.
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/* The floating-point expression evaluation method.
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-1 indeterminate
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-1 indeterminate
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0 evaluate all operations and constants just to the range and
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0 evaluate all operations and constants just to the range and
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precision of the type
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precision of the type
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1 evaluate operations and constants of type _Decimal32
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1 evaluate operations and constants of type _Decimal32
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and _Decimal64 to the range and precision of the _Decimal64
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and _Decimal64 to the range and precision of the _Decimal64
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type, evaluate _Decimal128 operations and constants to the
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type, evaluate _Decimal128 operations and constants to the
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range and precision of the _Decimal128 type;
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range and precision of the _Decimal128 type;
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2 evaluate all operations and constants to the range and
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2 evaluate all operations and constants to the range and
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precision of the _Decimal128 type.
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precision of the _Decimal128 type.
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*/
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*/
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#undef DECFLT_EVAL_METHOD
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#undef DECFLT_EVAL_METHOD
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#define DECFLT_EVAL_METHOD __DECFLT_EVAL_METHOD__
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#define DECFLT_EVAL_METHOD __DECFLT_EVAL_METHOD__
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#endif /* _DECFLOAT_H___ */
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#endif /* _DECFLOAT_H___ */
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